src/TStandard_SD.cc

Go to the documentation of this file.

/*
* 
* Copyright: Mathieu Trocme, mathieu.trocme@gmail.com (21 september 2009)
* 
* This software is a computer program whose purpose is to: provide a universal Hit/SD output method in Geant4 with a proper Root coupling 
* 
* This software is governed by the CeCILL license under French law and abiding by the rules of distribution of free software. 
* You can use, modify and/or redistribute the software under the terms of the CeCILL license as circulated by CEA, CNRS and INRIA at the following URL "http://www.cecill.info".
* As a counterpart to the access to the source code and rights to copy, modify and redistribute granted by the license, users are provided only with a limited warranty and the software's author, the holder of the economic rights, and the successive licensors have only limited liability. 
* In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or developing or reproducing the software by the user in light of its specific status of free software, that may mean that it is complicated to manipulate, and that also therefore means that it is reserved for developers and experienced professionals having in-depth computer knowledge. 
* Users are therefore encouraged to load and test the software's suitability as regards their requirements in conditions enabling the security of their systems and/or data to be ensured and, more generally, to use and operate it in the same conditions as regards security. 
* 
* The fact that you are presently reading this means that you have had knowledge of the CeCILL license and that you accept its terms.
* 
*/


// 
// Documentation : See doc.html (readme, main.cc, ...)
// Convention    : Root coding convention: TMyClass for classes, fMyVariable for class data members, kMyVariable for constants, gMyVariable for global variables
// Help          : http://www.lcsim.org/software/geant4/doxygen/html/classes.html
// 


#include "TStandard_SD.hh"


// *********************************************************************************************************


TStandard_SD::TStandard_SD (G4String aSDName) : G4VSensitiveDetector (aSDName)
{

   if (gMyDebug) { G4cout << "\n### In TStandard_SD::TStandard_SD() \n" ; }

   fSDName = aSDName ;  
   collectionName.insert(fSDName+"_HC") ;  
   fHitsColl_ID = -1 ;  
   fEdep = -1. ;  

   if (gMyDebug) { G4cout << "\n### Out of TStandard_SD::TStandard_SD() \n" ; }

}


// *********************************************************************************************************


TStandard_SD::~TStandard_SD ()
{ 

   if (gMyDebug) { G4cout << "\n### In TStandard_SD::~TStandard_SD() \n" ; }


   if (gMyDebug) { G4cout << "\n### Out of TStandard_SD::~TStandard_SD() \n" ; }

}


// *********************************************************************************************************


void TStandard_SD::Initialize (G4HCofThisEvent* aHCE)
{

   if (gMyDebug) { G4cout << "\n### In TStandard_SD::Initialize() \n" ; }

   fHitsColl = new THitsCollection (SensitiveDetectorName,collectionName[0]) ;  
   if ( fHitsColl_ID < 0 ) { fHitsColl_ID = G4SDManager::GetSDMpointer()->GetCollectionID(fHitsColl) ; }  
   aHCE->AddHitsCollection (fHitsColl_ID, fHitsColl) ;   

   if (gMyDebug) { G4cout << "\n### Out of TStandard_SD::Initialize() \n" ; }

   return ; 

}


// *********************************************************************************************************


G4bool TStandard_SD::ProcessHits (G4Step* aStep, G4TouchableHistory* aTouchableHistory)
{

   if (gMyDebug) { G4cout << "\n### In TStandard_SD::ProcessHits() \n" ; }
   
   fEdep = aStep->GetTotalEnergyDeposit() ; 
//    fParticleName  = aStep->GetTrack()->GetDefinition()->GetParticleName() ;
//    if ( fEdep == 0. || fParticleName != "alpha" ) { return (false) ; } ;  
   if ( fEdep == 0. ) { return (false) ; }

   TStandard_Hit* newHit = new TStandard_Hit () ;  

      fParticleName       = aStep->GetTrack()->GetDefinition()->GetParticleName() ;
      fZ                  = G4int(aStep->GetTrack()->GetDefinition()->GetPDGCharge()) ;
      fA                  = aStep->GetTrack()->GetDefinition()->GetBaryonNumber() ;
      fTrackID            = aStep->GetTrack()->GetTrackID() ;
      fParentTrackID      = aStep->GetTrack()->GetParentID() ;
      fCreatorProcessName = aStep->GetPostStepPoint()->GetProcessDefinedStep()->GetProcessName() ; 

      fEkin0              = aStep->GetTrack()->GetVertexKineticEnergy() ;
      fPosition0          = aStep->GetTrack()->GetVertexPosition() ; 
      fRx0                = fPosition0.getX() ;  
      fRy0                = fPosition0.getY() ;  
      fRz0                = fPosition0.getZ() ;  
      fDirection0         = aStep->GetTrack()->GetVertexMomentumDirection() ;
      fTheta0             = fDirection0.theta() ; 
      fPhi0               = fDirection0.phi() ; 

      fVolumeName         = aStep->GetPreStepPoint()->GetPhysicalVolume()->GetName() ; 
      fEkin               = aStep->GetPreStepPoint()->GetKineticEnergy() ;
      fDose               = fEdep / aStep->GetPreStepPoint()->GetPhysicalVolume()->GetLogicalVolume()->GetMass() ; 
      fRangeTot           = aStep->GetStepLength() ;  
      fPosition           = aStep->GetPreStepPoint()->GetPosition() ; 
      fRx                 = fPosition.getX() ;  
      fRy                 = fPosition.getY() ;  
      fRz                 = fPosition.getZ() ;  
      fDirection          = aStep->GetPreStepPoint()->GetMomentumDirection() ;
      fTheta              = fDirection.theta() ; 
      fPhi                = fDirection.phi() ; 
      fGlobalTime         = aStep->GetTrack()->GetGlobalTime () ;
      fLocalTime          = aStep->GetTrack()->GetLocalTime  () ;
      fWeight             = aStep->GetTrack()->GetWeight     () ;  // aStep->GetPreStepPoint()->GetWeight() ;

      newHit->SetParticleName       ( fParticleName       ) ;  
      newHit->SetZ                  ( fZ                  ) ;  
      newHit->SetA                  ( fA                  ) ;  
      newHit->SetTrackID            ( fTrackID            ) ;  
      newHit->SetParentTrackID      ( fParentTrackID      ) ;  
      newHit->SetCreatorProcessName ( fCreatorProcessName ) ; 

      newHit->SetEkin0              ( fEkin0              ) ;
      newHit->SetRx0                ( fRx0                ) ;  
      newHit->SetRy0                ( fRy0                ) ;  
      newHit->SetRz0                ( fRz0                ) ;   
      newHit->SetTheta0             ( fTheta0             ) ;    
      newHit->SetPhi0               ( fPhi0               ) ;

      newHit->SetVolumeName         ( fVolumeName         ) ;  
      newHit->SetEkin               ( fEkin               ) ;  
      newHit->SetEdep               ( fEdep               ) ;  
      newHit->SetDose               ( fDose               ) ;  
      newHit->SetRangeTot           ( fRangeTot           ) ;  
      newHit->SetPosition           ( fPosition           ) ;  /// necessary for drawing hits
      newHit->SetRx                 ( fRx                 ) ;  
      newHit->SetRy                 ( fRy                 ) ;  
      newHit->SetRz                 ( fRz                 ) ; 
      newHit->SetTheta              ( fTheta              ) ; 
      newHit->SetPhi                ( fPhi                ) ; 
      newHit->SetDirection          ( fDirection          ) ;  /// used to compute the projected range wrt to the momentum at the entrance cell  
      newHit->SetGlobalTime         ( fGlobalTime         ) ; 
      newHit->SetLocalTime          ( fLocalTime          ) ;  
      newHit->SetWeight             ( fWeight             ) ;  

   fHitsColl->insert( newHit ) ;  

//    newHit->Print() ;  /// write hit data to output stream
//    newHit->Draw()  ;  /// visualize hit

   if (gMyDebug) { G4cout << "\n### Out of TStandard_SD::ProcessHits() \n" ; }
   
   return (true) ;  

}


// *********************************************************************************************************


void TStandard_SD::EndOfEvent (G4HCofThisEvent* aHCofThisEvent)
{

   if (gMyDebug) { G4cout << "\n### In TStandard_SD::EndOfEvent() \n" ; }
   
//    G4int nHits = fHitsColl->entries() ;  
//    fprintf (stdout,"\n%20s: %03d hit(s)...", fSDName.data(), nHits) ;  
//    for (G4int i=0; i<nHits; i++) 
//    { 
//       (*fHitsColl)[i]->Print() ; 
//       (*fHitsColl)[i]->Draw()  ; 
//    } 
//    fprintf (stdout,"\n") ;  

   if (gMyDebug) { G4cout << "\n### Out of TStandard_SD::EndOfEvent() \n" ; }

   return ; 
                   
}

Copyright: Mathieu Trocmé, Sun 4 Oct 2009 (CeCILL license)